FIGURES 20–28 in New species of Anacanthorus (Dactylogyridae: Anacanthorinae) from the gills of Hoplerythrinus unitaeniatus and Erythrinus erythrinus (Characiformes: Erythrinidae) of the coastal drainage in the Eastern Amazon, Brazil

FIGURES 20–28. Anacanthorus cururutuiensis sp. n. 20. Male copulatory organ (MCO); 21. 4A hooks; 22. Hook; Anacanthorus acrophallus sp. n. 23. MCO; 24. 4A hooks; 25. Hook; Anacanthorus circumspatulatus sp. n. 26. MCO; 27. 4A hooks; 28. Hook. Fig. 20 scale of 25µm; Figs. 21–22 scale of 10µm; Figs. 23–25 scale of 10µm; Fig. 26 scale of 25µm; Figs. 27–28 scale of 10µm.